:root {
    --primary-color: #d4af37; /* Gold */
    --primary-dark: #b5952f;
    --text-main: #333333;
    --text-light: #666666;
    --bg-light: #f5f7FA;
    --accent-blue: #0A6EBD; /* Ocean blue */
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Zen Kaku Gothic New', sans-serif;
    color: var(--text-main);
    background-color: var(--bg-light);
    line-height: 1.6;
}

h1, h2, h3, h4, .serif {
    font-family: 'Noto Serif JP', serif;
}

.l-nav-cta {
   display: none;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    text-align: center;
}

.hero-bg {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-size: cover;
    background-position: center;
    z-index: -2;
    transform: scale(1.05);
    animation: slowZoom 20s infinite alternate;
}

@keyframes slowZoom {
    0% { transform: scale(1); }
    100% { transform: scale(1.1); }
}

.hero-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0.3) 0%, rgba(0,0,0,0.6) 100%);
    z-index: -1;
}

.hero-content {
    color: #fff;
    padding: 0 20px;
    margin-top: 50px;
}

.theme-subtitle {
    display: inline-block;
    font-size: 1.2rem;
    letter-spacing: 0.1em;
    margin-bottom: 20px;
    border-bottom: 1px solid rgba(255,255,255,0.6);
    padding-bottom: 5px;
    font-family: 'Zen Kaku Gothic New', sans-serif;
}

.hero-title {
    font-size: 3rem;
    line-height: 1.4;
    margin-bottom: 30px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.5);
    font-weight: 700;
}

.hero-title .highlight {
    color: #ffe699;
    font-size: 3.5rem;
}

.date-badge {
    display: inline-flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 50px;
    padding: 10px 30px;
    margin-bottom: 40px;
}

.date-label {
    font-weight: 700;
    margin-right: 15px;
    letter-spacing: 0.1em;
}

.date-text {
    font-size: 1.8rem;
    font-family: 'Noto Serif JP', serif;
}

.date-text small {
    font-size: 1rem;
}

.limited-offer {
    background: linear-gradient(135deg, #d4af37 0%, #ffdf73 50%, #d4af37 100%);
    color: #fff;
    display: inline-block;
    padding: 20px 50px;
    border-radius: 6px;
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.4);
    text-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

.limited-offer h2 {
    font-size: 3.5rem;
    margin: 0;
    letter-spacing: 0.05em;
    line-height: 1;
}

.limited-offer p {
    font-size: 1.4rem;
    font-weight: 700;
    margin-top: 5px;
}

.zoom-in-out {
    animation: zoomInOut 3s infinite ease-in-out;
}

@keyframes zoomInOut {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* Sections Common */
.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 50px;
    position: relative;
    padding-bottom: 15px;
    font-weight: 700;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--primary-color);
}

/* Plan Section */
.plan-section {
    padding: 100px 0;
    background-color: #fff;
}

.plan-card {
    display: flex;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 15px 40px rgba(0,0,0,0.06);
    transition: transform 0.3s ease;
}

.plan-card:hover {
    transform: translateY(-5px);
}

.plan-image {
    width: 50%;
    background-size: cover;
    background-position: center;
    min-height: 350px;
}

.plan-details {
    width: 50%;
    padding: 50px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.plan-details h3 {
    font-size: 2.2rem;
    margin-bottom: 20px;
    color: var(--text-main);
    font-weight: 700;
}

.price-box {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
    background: #fcfaf5;
    padding: 20px;
    border-radius: 8px;
    border-left: 5px solid var(--primary-color);
}

.original-price {
    font-size: 1.2rem;
    color: var(--text-light);
    text-decoration: line-through;
}

.arrow {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.discount-price {
    display: flex;
    align-items: baseline;
    color: #e63946;
}

.price-number {
    font-size: 3.5rem;
    font-weight: 700;
    font-family: 'Noto Serif JP', serif;
}

.price-yen {
    font-size: 1.5rem;
    margin-right: 15px;
}

.discount-tag {
    background: #e63946;
    color: #fff;
    padding: 5px 12px;
    border-radius: 50px;
    font-weight: bold;
    font-size: 1.1rem;
    animation: shake 5s infinite;
}

@keyframes shake {
    0%, 100% {transform: translateX(0);}
    45%, 55% {transform: translateX(-2px);}
    50% {transform: translateX(2px);}
}

/* 3 Points Section */
.points-section {
    padding: 100px 0;
    background-color: var(--bg-light);
}

.points-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
}

.point-card {
    background: #fff;
    border-radius: 12px;
    padding: 40px;
    position: relative;
    box-shadow: 0 10px 30px rgba(0,0,0,0.04);
    transition: all 0.3s ease;
    border: 1px solid rgba(0,0,0,0.03);
}

.point-card:hover {
    box-shadow: 0 15px 40px rgba(0,0,0,0.08);
    transform: translateY(-3px);
}

.point-number {
    position: absolute;
    top: -20px;
    left: 40px;
    background: var(--primary-color);
    color: #fff;
    font-family: 'Cormorant Garamond', serif;
    font-size: 2rem;
    font-style: italic;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    box-shadow: 0 5px 15px rgba(212, 175, 55, 0.4);
}

.point-content {
    margin-top: 20px;
}

.point-content h3 {
    font-size: 3.0rem;
    margin-bottom: 15px;
    color: var(--accent-blue);
    line-height: 1.4;
    font-weight: 700;
}

.point-content p {
    font-size: 2.15rem;
    color: var(--text-light);
}

.special-point {
    display: flex;
    grid-column: 1 / -1;
}

.point-image {
    width: 45%;
    background-size: cover;
    background-position: center;
}

.special-point .point-content {
    width: 55%;
    padding: 50px;
    margin-top: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.special-point .point-number {
    z-index: 2;
}

.highlight-text {
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.gift-box {
    background: linear-gradient(to right, #fffdf5, #fffcf0);
    border: 2px dashed var(--primary-color);
    padding: 25px;
    border-radius: 8px;
    text-align: center;
    margin-top: 20px;
}

.gift-label {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 4px 15px;
    border-radius: 50px;
    font-weight: bold;
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.gift-box h4 {
    font-size: 1.6rem;
    color: var(--text-main);
    margin-bottom: 15px;
    font-weight: 700;
}

.gift-box p {
    font-size: 1.1rem;
    margin: 0;
}

/* CTA Section */
.cta-section {
    padding: 80px 20px;
    background: linear-gradient(135deg, var(--accent-blue) 0%, #004d80 100%);
    color: #fff;
    text-align: center;
}

.cta-section h2 {
    font-size: 2.2rem;
    margin-bottom: 15px;
    font-weight: 700;
}

.cta-section p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.btn {
    display: inline-block;
    padding: 18px 60px;
    border-radius: 50px;
    font-size: 1.3rem;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: var(--primary-color);
    color: #fff;
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.btn-primary:hover {
    background-color: #ffd700;
    transform: translateY(-5px);
    box-shadow: 0 15px 25px rgba(0,0,0,0.3);
}

/* Animations using IntersectionObserver */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    .hero-title .highlight {
        font-size: 2.5rem;
    }
    .limited-offer h2 {
        font-size: 2.5rem;
    }
    .plan-card, .special-point {
        flex-direction: column;
    }
    .plan-image, .plan-details, .point-image, .special-point .point-content {
        width: 100%;
    }
    .plan-image {
        min-height: 250px;
    }
    .point-image {
        min-height: 250px;
    }
    .special-point .point-number {
    }
    .price-box {
        flex-direction: column;
        align-items: flex-start;
    }
    .arrow {
        display: none;
    }
}